80499660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{3449}}^1$

素因数の和:3850

約数の個数: 48

約数和(自身を含む): 226044000

約数和(自身を除く): 145544340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3449, 3890, 4668, 5835, 6898, 7780, 10347, 11670, 13796, 17245, 20694, 23340, 34490, 41388, 51735, 68980, 103470, 206940, 1341661, 2683322, 4024983, 5366644, 6708305, 8049966, 13416610, 16099932, 20124915, 26833220, 40249830, 80499660]

約数ペア:

[(1, 80499660), (2, 40249830), (3, 26833220), (4, 20124915), (5, 16099932), (6, 13416610), (10, 8049966), (12, 6708305), (15, 5366644), (20, 4024983), (30, 2683322), (60, 1341661), (389, 206940), (778, 103470), (1167, 68980), (1556, 51735), (1945, 41388), (2334, 34490), (3449, 23340), (3890, 20694), (4668, 17245), (5835, 13796), (6898, 11670), (7780, 10347)]